70*15div115+16*256div514= eching

$$70 \times 15 \div 115+16 \times 256 \div 514=$$

Baholash

$$\frac{101074}{5911}\approx 17,099306378$$

Yechim qadamlari

1050 hosil qilish uchun 70 va 15 ni ko'paytirish.

$$\frac{1050}{115}+\frac{16\times 256}{514}$$

\frac{1050}{115} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{210}{23}+\frac{16\times 256}{514}$$

4096 hosil qilish uchun 16 va 256 ni ko'paytirish.

$$\frac{210}{23}+\frac{4096}{514}$$

\frac{4096}{514} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{210}{23}+\frac{2048}{257}$$

23 va 257 ning eng kichik umumiy karralisi 5911 ga teng. \frac{210}{23} va \frac{2048}{257} ni 5911 maxraj bilan kasrlarga aylantirib oling.

$$\frac{53970}{5911}+\frac{47104}{5911}$$

\frac{53970}{5911} va \frac{47104}{5911} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{53970+47104}{5911}$$

101074 olish uchun 53970 va 47104'ni qo'shing.

$$\frac{101074}{5911}$$

Omil

$$\frac{2 \cdot 97 \cdot 521}{23 \cdot 257} = 17\frac{587}{5911} = 17,099306377939435$$